| Name:Benzothiazolinone quality index: 
	
		
			| project | index |  
			| appearance | Colorless to pale yellow liquid |  
			| content, % | 9.5~10.5 |  
			| relative density,20℃ | 1.020~1.100   |  
			| pH       | 11.0~12.5 |  Antibacterial properties: 
	
		
			| Microbial name | (MIC)ppm |  
			| Staphylococcus aureus | 80 |  
			| E. coli | 80 |  
			| Pseudomonas aeruginosa | 500 |  
			| bacillus subtilis   | 80 |  
			| Aspergillus   | 700 |  
			| Lactococcus  | 30 |  |